2010 Confidence Interval Detail
208/Scurry
208-903/Ira ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| D3 | 10,135,509 | 0.9623 | 10,532,588 | 21 | 823 | .002200458 |
| G1 | 44,721,997 | 0.9960 | 44,901,603 | 9 | 81 | .031720469 |
| G1 | 45,275,910 | 1.0905 | 41,518,487 | 8 | 29 | .015160916 |
| G1 | 46,449,950 | 1.0439 | 44,496,551 | 6 | 13 | .012030113 |
| G1 | 40,960,791 | 1.0208 | 40,126,167 | 3 | 5 | .006286769 |
| Random Totals: | 187,544,157 | 181,575,396 | 47 | 951 | ||
| Catg J Exception Values: | 2,993,984 | 3,184,604 | ||||
| Catg D1 Exception Values: | 10,890,862 | 9,445,204 | ||||
| Total Test Values (4): | 201,429,003 | 194,205,204 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 9,710,260 |
Confidence Interval Values (5)
| State Lower Limit: | 184,494,944 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 201,429,003 | (Within Confidence Interval) |
| State Upper Limit: | 203,915,464 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 224,942,558 | (See ISD Summary Worksheet) |
Sources:
(1) See Stratified Category Worksheet Reports PTS236, PTS430
(2) Number of parcels sampled by staff
(3) Total Category Parcels from Stratification Report, Appraisal Roll, or Self-report
(4) Includes any parcels in A, B, C, D3, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values
(6) Includes local value of unstudied property categories and sub-categories